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Cheap Flights from St Louis (STL) to Kuala Lumpur (KUL)

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      Travellers and cabin class, 1 Adult, Economy

      Compare St Louis to Kuala Lumpur International flight deals

      Find the cheapest month or even day of the year to fly to Kuala Lumpur International

      Book the best Kuala Lumpur International fare with no extra fees

      Flight deals from St Louis to Kuala Lumpur International

      Looking for a cheap last-minute deal or the best return flight from St Louis Airport to Kuala Lumpur International Airport? If you want to travel next month, return fares start from $1,620. Find the lowest prices on one-way and return tickets right here.
      Kuala Lumpur.$1,623 per passenger.Departing Tue, 13 Oct, returning Tue, 20 Oct.Return flight with Qatar Airways.Outbound indirect flight with Qatar Airways, departs from St Louis on Tue, 13 Oct, arriving in Kuala Lumpur International.Inbound indirect flight with Qatar Airways, departs from Kuala Lumpur International on Tue, 20 Oct, arriving in St Louis.Price includes taxes and charges.From $1,623, select.
      Kuala Lumpur.$1,862 per passenger.Departing Wed, 9 Sep, returning Wed, 16 Sep.Return flight with Japan Airlines.Outbound indirect flight with Japan Airlines, departs from St Louis on Wed, 9 Sep, arriving in Kuala Lumpur International.Inbound indirect flight with Japan Airlines, departs from Kuala Lumpur International on Wed, 16 Sep, arriving in St Louis.Price includes taxes and charges.From $1,862, select.
      Kuala Lumpur.$1,867 per passenger.Departing Sun, 27 Sep, returning Sat, 3 Oct.Return flight with Alaska Airlines and China Airlines.Outbound indirect flight with Alaska Airlines, departs from St Louis on Sun, 27 Sep, arriving in Kuala Lumpur International.Inbound indirect flight with China Airlines, departs from Kuala Lumpur International on Sat, 3 Oct, arriving in St Louis.Price includes taxes and charges.From $1,867, select.
      Kuala Lumpur.$1,911 per passenger.Departing Mon, 2 Nov, returning Fri, 6 Nov.Return flight with Qatar Airways.Outbound indirect flight with Qatar Airways, departs from St Louis on Mon, 2 Nov, arriving in Kuala Lumpur International.Inbound indirect flight with Qatar Airways, departs from Kuala Lumpur International on Fri, 6 Nov, arriving in St Louis.Price includes taxes and charges.From $1,911, select.
      Kuala Lumpur.$1,915 per passenger.Departing Sat, 31 Oct, returning Fri, 6 Nov.Return flight with Alaska Airlines and China Airlines.Outbound indirect flight with Alaska Airlines, departs from St Louis on Sat, 31 Oct, arriving in Kuala Lumpur International.Inbound indirect flight with China Airlines, departs from Kuala Lumpur International on Fri, 6 Nov, arriving in St Louis.Price includes taxes and charges.From $1,915, select.
      Kuala Lumpur.$2,861 per passenger.Departing Mon, 28 Dec, returning Mon, 18 Jan.Return flight with Alaska Airlines and China Airlines.Outbound indirect flight with Alaska Airlines, departs from St Louis on Mon, 28 Dec, arriving in Kuala Lumpur International.Inbound indirect flight with China Airlines, departs from Kuala Lumpur International on Mon, 18 Jan, arriving in St Louis.Price includes taxes and charges.From $2,861, select.

      Find the cheapest month to fly from St Louis to Kuala Lumpur International

      We’re always keeping an eye on fares, so you can find the best one in seconds. It looks like St Louis to Kuala Lumpur International flights are currently cheapest in October.
      Sep
      from $1,862
      Oct
      from $1,623
      Nov
      from $1,911
      Dec
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      Jan
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      Feb
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      Mar
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      St Louis to Kuala Lumpur International: Alternative routes

      Compare routes from St Louis to Kuala Lumpur below. You may find an airport to fly into that's cheaper, faster, or easier than Kuala Lumpur International.

      Kuala Lumpur Sultan Abdul Azziz Shah

      18km from central Kuala Lumpur
      Closest
      Search flights

      Kuala Lumpur International

      46km from central Kuala Lumpur
      Cheapest
      from $1,620
      Search flights

      St Louis to Kuala Lumpur: Flight information

      The things to know before you go.
      Cheapest flight found$1,620
      Cheapest month to flyOctober

      Finding cheap flights from St Louis to Kuala Lumpur International: Frequently asked questions

      The best price we found for a return flight from St Louis to Kuala Lumpur International is $1,620. This is an estimate based on information collected from different airlines and travel providers over the last 4 days and is subject to change and availability.
      Currently, there are no airlines that fly direct from St Louis to Kuala Lumpur International. But we found flights with one or more stops from $1,620.
      As of September 2026, there are no flights flying from St Louis to Kuala Lumpur International.
      The cheapest month to fly from St Louis to Kuala Lumpur International is usually October.
      After crunching the numbers on our flight calendar, we found that it's currently cheapest to fly from St Louis Airport to Kuala Lumpur International Airport on Tuesday, 13 October 2026.
      No airlines currently offer direct flights between St Louis Airport and Kuala Lumpur International Airport. Most routes have one or more stops.
      We show every price from over 1,200 airlines and travel agents, comparing them all so you don’t have to. If you know you want to fly to Kuala Lumpur International but you’re not ready to book, set up a Price Alert. We’ll track prices for you, and let you know when they rise or fall.

      We crunched all the numbers in our flight calendar and it looks like the cheapest time to book a flight to Kuala Lumpur is around 40 days in advance, so don’t leave your flight to the last minute.

      Currently, Qatar Airways offers the cheapest flight tickets to Kuala Lumpur International.

      Flying from St Louis Airport (STL) to Kuala Lumpur International Airport (KUL): what you need to know

      • Kuala Lumpur's timezone is UTC+8, which makes Kuala Lumpur 14 hours ahead of St Louis.

      • For a smooth journey, turn up at the airport two hours ahead of international flights and one hour before domestic departures. This way, you can comfortably catch your STL to KUL flight.

      • You can expect longer queues during popular months like July. Arriving up to four hours ahead of international flights and two hours for domestic departures is a good idea.

      How to find the cheapest flights from St Louis Airport (STL) to Kuala Lumpur International Airport (KUL)

      • The lowest price we've found for a one-way St Louis Airport to Kuala Lumpur International Airport flight is $761. A round-trip ticket is currently $1,623. Depending on the availability and when you book, these fares could change.

      • Don't wait until the last moment. You're more likely to find cheap tickets from STL to KUL if you book in advance. Airlines often have some excellent early bird rates.

      • Getting cheap flights from St Louis Airport to Kuala Lumpur International Airport is easy if you can be flexible with your dates. Use the 'Whole month' function to see the lowest prices across the month and score a great deal.

      • You don't need to check every day to see if fares have dropped when you set up a Price Alert. We'll update you the moment there's a change in price on cheap flights from STL to KUL.

      • Tailor your trip using filters. Select your ideal arrival and departure times, total journey duration and airlines. You can also sort your results by 'Best,' 'Cheapest' or 'Fastest' flights from St Louis Airport to Kuala Lumpur International Airport.

      Handy information about St Louis Airport (STL)

      Arriving at Kuala Lumpur International Airport (KUL)

      Getting from Kuala Lumpur International Airport (KUL) to central Kuala Lumpur

      • Kuala Lumpur International Airport is roughly 56 kilometres from central Kuala Lumpur. The drive time takes about 55 minutes.

      • It'll take around 40 minutes to get there by public transport.

      When to fly to Kuala Lumpur International Airport (KUL)

      • The quietest month for a flight from St Louis Airport to Kuala Lumpur International Airport is March, while July is the busiest. Choose the ideal time to go to Kuala Lumpur based on whether you prefer a more relaxed vibe or a faster pace.

      • When booking your flight from St Louis Airport to Kuala Lumpur International Airport, consider the kind of weather you like. March is the warmest month in Kuala Lumpur, with temperatures ranging from 21ºC (70ºF) to 33ºC (91ºF).

      • If you like cooler conditions, search for a cheap ticket from STL to KUL in January. Average temperatures are between 21ºC (70ºF) and 32ºC (90ºF) then.

      Explore more of Malaysia

      • Kota Bharu is just one of the many cities in Malaysia waiting to be explored once you've seen Kuala Lumpur. Around 338 kilometres away to the north, check out popular attractions including Istana Negeri Kelantan, Museum Of Islamic Culture and Siti Khadijah Market.

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      Prices shown on this page are estimated lowest prices only. Found in the last 12 days.